23641145446 has 4 divisors (see below), whose sum is σ = 35461718172. Its totient is φ = 11820572722.

The previous prime is 23641145443. The next prime is 23641145461. The reversal of 23641145446 is 64454114632.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 23641145399 and 23641145408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23641145443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5910286360 + ... + 5910286363.

It is an arithmetic number, because the mean of its divisors is an integer number (8865429543).

Almost surely, 2^23641145446 is an apocalyptic number.

23641145446 is a deficient number, since it is larger than the sum of its proper divisors (11820572726).

23641145446 is a wasteful number, since it uses less digits than its factorization.

23641145446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11820572725.

The product of its digits is 276480, while the sum is 40.

The spelling of 23641145446 in words is "twenty-three billion, six hundred forty-one million, one hundred forty-five thousand, four hundred forty-six".